19805470144

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4618813}}^1$

素因数の和:4618892

約数の個数: 28

約数和(自身を含む): 39888077704

約数和(自身を除く): 20082607560

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4618813, 9237626, 18475252, 36950504, 73901008, 147802016, 295604032, 309460471, 618920942, 1237841884, 2475683768, 4951367536, 9902735072, 19805470144]

約数ペア:

[(1, 19805470144), (2, 9902735072), (4, 4951367536), (8, 2475683768), (16, 1237841884), (32, 618920942), (64, 309460471), (67, 295604032), (134, 147802016), (268, 73901008), (536, 36950504), (1072, 18475252), (2144, 9237626), (4288, 4618813)]